Mathematics
Mathematics, 16.10.2019 05:30, flax05

Arecent survey of 8,000 high school students found that the mean price of a prom dress was $195.00 with a standard deviation of $12.00. alyssa thinks that her school is more fashion conscious and spent more than $195.00. she collected data from 20 people in her high school and found that the average price spent on a prom dress was $208.00. which of the following is the correct z-statistic for this situation?

answer
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 15:00, paovue48
What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary
Answers: 1
image
Mathematics, 21.06.2019 17:30, liquidmana42
When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3
Answers: 1
image
Mathematics, 21.06.2019 19:00, glowbaby123
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 3
image
Mathematics, 21.06.2019 19:30, cykopath
Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
Do you know the correct answer?
Arecent survey of 8,000 high school students found that the mean price of a prom dress was $195.00 w...

Questions in other subjects:

Konu
Mathematics, 11.09.2020 06:01
Konu
Chemistry, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01
Konu
Geography, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01
Konu
Mathematics, 11.09.2020 06:01