subject
Mathematics, 10.03.2021 01:00 retros133

In November, a group of randomly selected adults were surveyed and asked if they expected to spend more money on vacation travel this year. Those surveyed were asked to respond with yes or no. From the sample data, the resulting 95% confidence interval for answering yes was (.09, .15). Which of the following is not true of the interval? 1. it is safe to assume that less than 20% of adults expect to spend more this year.

2. the margin of error for the interval is 6%

3. the critical values used were ± 1.96

4. in our sample, 12 % of adults said they expected to spend more

5. we expect that about 95 out of 100 such samples will capture the true proportion of adults expecting to spend more this year.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.
Answers: 1
question
Mathematics, 21.06.2019 19:30
The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28
Answers: 1
question
Mathematics, 21.06.2019 20:30
W-16=-12 solve each one step equation plz
Answers: 2
question
Mathematics, 21.06.2019 23:40
Mikes car gets an average of 28 mpg. there are 12 gallons of fuel in mikes car when he starts his trip of 140 miles. about how many gallons are left at the end of his trip?
Answers: 1
You know the right answer?
In November, a group of randomly selected adults were surveyed and asked if they expected to spend m...
Questions
question
Mathematics, 31.01.2021 23:00
question
Mathematics, 31.01.2021 23:00
question
Biology, 31.01.2021 23:00
question
Biology, 31.01.2021 23:00
Questions on the website: 13722362