Answer: The Z-value is a test statistic for Z-tests that measures the difference between an observed statistic and its hypothesized population parameter in units of the standard deviation. ... A mold with a depth of 12 cm has a Z-value of 2, because its depth is two standard deviations greater than the mean
Step-by-step explanation:
The answer would be C. 5(5) + 2(2) = 29
(5) + 4(2) = 13
Answer:
Step-by-step explanation:
Given that Jared invested some money in a company's stock. Luckily for Jared, the company became very popular and the value of Jared's investment this morning is 7 times as large as the value of his investment yesterday morning.
a) Suppose Jared invested amount P
Today its value is 7P
i.e. 700% of yesterday value is value of Donald's investment this morning
b) Increase in value in one day from yesterday to today = 6 times P
i.e. increase in percent = 600%
Change in investment = +600%
