00:02
Hello everyone, in this question, a random sample of 60 customers during a certain week can be given as so here amount spent that is equal to x that is equal to dollar, that is equal to dollar, 7 .25 and s that is equals to dollar, 1 .75.
00:30
Now, 31 customers say that definitely we recommended the specialty coffee shop to family and friends.
00:46
And we need to find at the 0 .10 level of significance is there evidence that most than the 50 % of her customer, definitely will recommend the specialty coffee shop to the family and friends.
01:19
We need to find that.
01:22
So here we can say that n that is equal to 60, x that is equal to 31, alpha that is equal to 0 .10.
01:31
So here, p cap that is equal to x divided by n, that is equal to 31 divided by 60, that is equal to to 0 .5167.
01:41
Now we want to paste...