Question

Y25 f_(x) Y25 IX fx B D F G H Cost of Washer Dryer 30 families were asked the average amount of money spent on a new washer and dryer and their responses are listed in cells A1-A41 $ 2,698 3.4 3.028 3.687 2.395 2.372 2.475 2,928 3,006 What is the point estimate of the population mean? 3.135 B] Develop a 90% confidence interval 7 00 9 44 10 4 3.334 11 3.379 12 4.430 13 4.434 14 2.437 15 44 2,687 16 2.445 17 2.449 18 $ 2,453 19 2.457 20 3.460 21 2.464 22 2.468 23 $ 3.456 24 44 2.476 25 2.479 26 3.458 27 $ 2.487 28 44 2,491 29 2,495 30 2,499 31 3.362 32 3.500 33 3.654 34 3.874 35 3.654 36 3.200 37 4.400 38 $ 3,890 33 4.500 40 5,500 41 2,545 42 tower Can we conclude that the average amount of money spent on a new washer and dryer is 3.200? C

          Y25
f_(x)
Y25
IX
fx
B
D
F
G
H
Cost of Washer Dryer
30 families were asked the average amount of money spent on a new washer and dryer and their responses are listed in cells A1-A41
$
2,698
3.4
3.028 3.687 2.395 2.372 2.475 2,928 3,006
What is the point estimate of the population mean?
3.135
B]
Develop a 90% confidence interval
7 00 9
44 10 4 3.334 11 3.379 12 4.430 13 4.434 14 2.437 15 44 2,687 16 2.445 17 2.449 18 $ 2,453 19 2.457 20 3.460 21 2.464 22 2.468 23 $ 3.456 24 44 2.476 25 2.479 26 3.458 27 $ 2.487 28 44 2,491 29 2,495 30 2,499 31 3.362 32 3.500 33 3.654 34 3.874 35 3.654 36 3.200 37 4.400 38 $ 3,890 33 4.500 40 5,500 41 2,545 42
tower
Can we conclude that the average amount of money spent on a new washer and dryer is 3.200?
C

y25 fx y25 ix fx b d f g h cost of washer dryer 30 families were asked the average amount of money spent on a new washer and dryer and their responses are listed in cells a1 a41 2698 34 302 48804

Added by Virginia C.

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