subject
Mathematics, 24.02.2022 09:20 kelseybell5360

n a survey, 29 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $32 and standard deviation of $15. Construct a confidence interval at a 90% confidence level. Enter your answer as an interval (i. e., parentheses) accurate to one decimal place. Confidence interval =

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m
Answers: 1
question
Mathematics, 21.06.2019 18:00
The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old
Answers: 1
question
Mathematics, 21.06.2019 18:00
The graph shown is the graph of which function?
Answers: 2
question
Mathematics, 21.06.2019 19:00
What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62
Answers: 2
You know the right answer?
n a survey, 29 people were asked how much they spent on their child's last birthday gift. The result...
Questions