katelyndawdy2022 katelyndawdy2022
  • 02-11-2022
  • Mathematics
Answered


A marketing analyst wants to see if mailed ads give a different result than the national average of 6.5%. Of the 1000 households sampled, 87 make a
purchase after receiving the advertisement. Test at the 94% confidence level.

Find the critical value
Find the test statistic
Find the p value



Answer :

Other Questions

1. Simplify 24 ÷ [ 52 – (13 + 7)] 2. Use grouping symbols(parentheses) to make the following statement true. 25 – 8 · 3 = 51 3. Find 6.8% of 500. 4. Find the m
A survey claims that 9 out of 10 doctors recommend aspirin for their patients with headaches. A researcher thinks this is too high so a random sample of 100 do
30 20----- = -----48 ?​
What is the range of f(x) = |x| + 7? -7≤y<∞ - osy<* 7≤y<*
■OBJECTIVES Guided Practice # 27x 19x 17x HAVE AND CLOSE Type your answer and then click or tap Done. Look at the figure. Find the value of x for which || m
A O B 70% C A In the diagram, point O is the center of the circle. If m
P and Q are the midpoints of AD and BC respectively. Find the length of PQ. A(3,5) D(2, 2) B(7,5) C(8,2)
Which of the following statements are true of the t statistic?
Solve 2x²8x = -7. (2 points) 2+ √2 2+2√2 2+ √2
Which expression represents the value of x