• Home
  • Textbooks
  • PreStatistics
  • Arithmetic Operations Used in Statistics

PreStatistics

Donald Davis, Bill Armstrong, Mike McCraith

Chapter 1

Arithmetic Operations Used in Statistics - all with Video Answers

Educators


Section 1

Rounding Numbers

01:39

Problem 1

Round the given number to one decimal place.
$$15.542$$

Khushbu Rani
Khushbu Rani
Numerade Educator
01:39

Problem 2

Round the given number to one decimal place.
$$9.835$$

Khushbu Rani
Khushbu Rani
Numerade Educator
01:39

Problem 3

Round the given number to one decimal place.
$$62.061$$

Khushbu Rani
Khushbu Rani
Numerade Educator
01:39

Problem 4

Round the given number to one decimal place.
$$31.281$$

Khushbu Rani
Khushbu Rani
Numerade Educator
01:39

Problem 5

Round the given number to one decimal place.
$$16.953$$

Khushbu Rani
Khushbu Rani
Numerade Educator
01:39

Problem 6

Round the given number to one decimal place.
$$92.981$$

Khushbu Rani
Khushbu Rani
Numerade Educator
01:26

Problem 7

Round the given number to three decimal places.
$$0.39915$$

Willis James
Willis James
Numerade Educator
01:26

Problem 8

Round the given number to three decimal places.
$$0.98744$$

Willis James
Willis James
Numerade Educator
01:26

Problem 9

Round the given number to three decimal places.
$$0.00494$$

Willis James
Willis James
Numerade Educator
01:26

Problem 10

Round the given number to three decimal places.
$$0.00149$$

Willis James
Willis James
Numerade Educator
01:26

Problem 11

Round the given number to three decimal places.
$$0.19957$$

Willis James
Willis James
Numerade Educator
01:26

Problem 12

Round the given number to three decimal places.
$$0.10462$$

Willis James
Willis James
Numerade Educator
00:33

Problem 13

Round the given number to the specified decimal place
1.5658 to the hundredths place

Victor Salazar
Victor Salazar
Numerade Educator
00:33

Problem 14

Round the given number to the specified decimal place
8.8961 to the hundredths place

Victor Salazar
Victor Salazar
Numerade Educator
01:26

Problem 15

Round the given number to the specified decimal place
0.6211964 to four decimal places

Willis James
Willis James
Numerade Educator
01:26

Problem 16

Round the given number to the specified decimal place
0.489485 to four decimal places

Willis James
Willis James
Numerade Educator
00:42

Problem 17

Round the given number to the specified decimal place
0.005555 to the thousandths place

Victor Salazar
Victor Salazar
Numerade Educator
00:42

Problem 18

Round the given number to the specified decimal place
0.077777 to the thousandths place

Victor Salazar
Victor Salazar
Numerade Educator
00:54

Problem 19

Round the given number to the specified decimal place
0.00028546 to six decimal places

Brandon Fox
Brandon Fox
Numerade Educator
00:54

Problem 20

Round the given number to the specified decimal place
0.000654821 to six decimal places

Brandon Fox
Brandon Fox
Numerade Educator
00:39

Problem 21

Round the given value to the next greater whole number.
$$35.025$$

Noraney Ocampo
Noraney Ocampo
Numerade Educator
00:44

Problem 22

Round the given value to the next greater whole number.
$$144.0019$$

Dalia Fantini
Dalia Fantini
University of Pittsburgh - Main Campus
00:23

Problem 23

Round the given value to the next greater whole number.
$$952$$

Amy Jiang
Amy Jiang
Numerade Educator
01:02

Problem 24

Round the given value to the next greater whole number.
$$1622$$

Noraney Ocampo
Noraney Ocampo
Numerade Educator
01:02

Problem 25

Round the given value to the next greater whole number.
$$83.9652$$

Noraney Ocampo
Noraney Ocampo
Numerade Educator
00:39

Problem 26

Round the given value to the next greater whole number.
$$71.00015$$

Noraney Ocampo
Noraney Ocampo
Numerade Educator
00:42

Problem 27

Round the given value to the next greater whole number.
$$49$$

Dalia Fantini
Dalia Fantini
University of Pittsburgh - Main Campus
00:53

Problem 28

Round the given value to the next greater whole number.
$$82$$

Vinnu M
Vinnu M
Numerade Educator
01:02

Problem 29

Round the given value to the next greater whole number.
$$50.151101$$

Noraney Ocampo
Noraney Ocampo
Numerade Educator
01:02

Problem 30

Round the given value to the next greater whole number.
$$28.017$$

Noraney Ocampo
Noraney Ocampo
Numerade Educator
01:16

Problem 31

Round the given number to the thousands place.
$$6258$$

Dale Sanford
Dale Sanford
Numerade Educator
00:46

Problem 32

Round the given number to the thousands place.
$$9487$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 33

Round the given number to the thousands place.
$$91,565$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 34

Round the given number to the thousands place.
$$18,711$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 35

Round the given number to the thousands place.
$$125,732$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 36

Round the given number to the thousands place.
$$259,783$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 37

Round the given number to the thousands place.
$$665,280$$

Dale Sanford
Dale Sanford
Numerade Educator
00:54

Problem 38

Round the given number to the thousands place.
$$95,040$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 39

Round the given number to the thousands place.
$$125,970$$

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 40

Round the given number to the thousands place.
$$77,520$$

Dale Sanford
Dale Sanford
Numerade Educator
00:52

Problem 41

Round the given number to the specified place.
Round 1697 to the hundreds place.

Dale Sanford
Dale Sanford
Numerade Educator
01:00

Problem 42

Round the given number to the specified place.
Round 6595 to the hundreds place.

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 43

Round the given number to the specified place.
Round 2525 to the thousands place.

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 44

Round the given number to the specified place.
Round 3607 to the thousands place.

Dale Sanford
Dale Sanford
Numerade Educator
00:59

Problem 45

Round the given number to the specified place.
Round 615,995 to the ten thousands place.

Dale Sanford
Dale Sanford
Numerade Educator
00:59

Problem 46

Round the given number to the specified place.
Round 177,100 to the ten thousands place.

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 47

Round the given number to the specified place.
Round 17,100,720 to the hundred thousands place.

Dale Sanford
Dale Sanford
Numerade Educator
01:16

Problem 48

Round the given number to the specified place.
Round 27,518,000 to the hundred thousands place.

Dale Sanford
Dale Sanford
Numerade Educator
01:01

Problem 49

Round the given number to the specified place.
Round 30,045,015 to the millions place.

Dale Sanford
Dale Sanford
Numerade Educator
01:01

Problem 50

Round the given number to the specified place.
Round 14,307,150 to the millions place.

Dale Sanford
Dale Sanford
Numerade Educator
02:30

Problem 51

Prior to 1990 , the size of a BB pellet was 4.57 millimeters. Round this BB pellet size to one decimal place.

Arpit Gupta
Arpit Gupta
Numerade Educator
02:39

Problem 52

In 1990 , the size of a BB pellet was reduced to 4.45 millimeters. Round this BB pellet size to one decimal place.

James Kiss
James Kiss
Numerade Educator
00:41

Problem 53

One drop of water is equal to 0.001697028 fluid ounce. Round this volume to five decimal places.

Victor Salazar
Victor Salazar
Numerade Educator
01:01

Problem 54

The weight of a chicken feather is 0.0000180779 pound. Round this weight to eight decimal places.

Victor Salazar
Victor Salazar
Numerade Educator
01:01

Problem 55

The population of the United States in 1800 was 5,308,483 . Round this value to the nearest hundred thousand.

Kimberly Konzack
Kimberly Konzack
Numerade Educator
01:01

Problem 56

The population of Canada in 1900 was 5,310,763 . Round this value to the nearest hundred thousand.

Kimberly Konzack
Kimberly Konzack
Numerade Educator
00:41

Problem 57

In 2015 , there were 36,525 McDonald's restaurants in operation in the world. Round the number of restaurants to the nearest thousand.

Dale Sanford
Dale Sanford
Numerade Educator
00:41

Problem 58

In $2012,$ there were 24,772 Subway restaurants in operation in the United States. Round the number of restaurants to the nearest thousand.

Dale Sanford
Dale Sanford
Numerade Educator
05:44

Problem 59

Using the U.S. Geological Survey's definition of main river streams, the Missouri River is the longest in the United States, at 3768 kilometers. Round this length to the nearest hundred.

Niamat Khuda
Niamat Khuda
Numerade Educator
05:44

Problem 60

The longest river in the world is the Amazon, at 6992 kilometers. Round this length to the nearest hundred.

Niamat Khuda
Niamat Khuda
Numerade Educator