Suppose a random sample of 84 men has a mean foot length of 26.9 cm with a standard deviation of 2.1 cm. what is an 95% confidence interval for this data?

question 3 options:

24.905 to 28.895

24.8 to 29

22.784 to 31.016

21.52 to 32.28

Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100

What is the value of f(x) = 2.2 for f(-2)?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i