208k views
3 votes
The Bradenton Post polled 1,356 adults in the city to determine whether they wet their toothbrush before they put toothpaste on it. Of the respondents, 54% said they wet it first. Suppose 68% of all adults actually wet their toothbrush first. What are the mean and standard deviation of the sampling distribution?

2 Answers

5 votes

Answer:

Standard = 922Answer: Mean

Step-by-step explanation: vote

=Step-by-step explanation:If they say 54% wet their toothbrush first, then that means that there are about 732 people ... More

User Dimitar Genov
by
5.4k points
3 votes

Answer:

The mean is 0.68 and the standard deviation is 0.0127. I hope this helps

Explanation:

User Je Rog
by
5.4k points