Mathematics, 18.10.2019 10:30, Thatweirdgirly5

# 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?

a.0.24

b.4.85

c.7.51

d.58.14

Answers: 3

Mathematics, 21.06.2019 19:30, apere655

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Answers: 1

Mathematics, 21.06.2019 21:30, francescanajar5

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.

Answers: 2

Mathematics, 21.06.2019 22:00, Imagine2013

Imagine that two unlinked autosomal genes with simple dominance code in goats for size, where t is tall and t is short, and for color, where b is brown and b is white. if a short, white male goat mates with a tall, brown female goat of an unknown genotype, what is the probability that they would produce short, white offspring

Answers: 2

Arecent survey of 8,000 high school students found that the mean price of a prom dress was $195.00 w...

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