Mathematics, 13.03.2020 22:06 ayyyyy65
A catalog sales company promises to deliver orders placed on the Internet within 3 days. Follow-up calls to a few randomly selected customers show that a 95% confidence interval for the proportion of all orders that arrive on time is88%±6%.What does this mean? Are these conclusions correct? a) Between 82% and 94% of all orders arrive on time. b) Ninety-five percent of all random samples of customers will show that 88% of orders arrive on time. c) Ninety-five percent of all random samples of customers will show that 82% to 94% of orders arrive on time. d) We are 95% sure that between 82% and 94% of the orders placed by the sampled customers arrived on time e) On 95% of the days, between 82% and 94% of the orders will arrive on time.
Answers: 3
Mathematics, 21.06.2019 18:00
Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?
Answers: 1
Mathematics, 21.06.2019 19:30
Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?
Answers: 1
Mathematics, 21.06.2019 19:30
Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.
Answers: 1
Mathematics, 21.06.2019 20:20
Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)
Answers: 3
A catalog sales company promises to deliver orders placed on the Internet within 3 days. Follow-up c...
Mathematics, 26.03.2020 04:37
Mathematics, 26.03.2020 04:38
Mathematics, 26.03.2020 04:38
Mathematics, 26.03.2020 04:38
Mathematics, 26.03.2020 04:38
Computers and Technology, 26.03.2020 04:38
Geography, 26.03.2020 04:38