apreston4285 apreston4285

23-12-2022
Mathematics

Answered

what is the value of the t score for a 99.8% confidence interval if we take a sample of size 15?

Answer :

Other Questions

a random sample of 1000 people was taken. 450 of the people in the sample favored candidate a. the 95% confidence interval for the true proportion of people who

X~N(335, 50). Find the z-score corresponding to an observation of 284. -1.02 6.7 1.02 -6.7

researchers estimated that 0.07%, by mass, of a 12- gram sample of an orchid plant consists of the fatty acid eicosadienoic acid. based on this estimate, what i

a less than /- 5 is usually an indicator of a reliable public opinion poll. a. margin of error b. modal response c. sample size d. standard deviation e. self-se

the null hypothesis claims that the proportion of community college students who work full-time is 0.45. the alternative hypothesis is that this proportion is g

An office machine purchased new for $3600 loses $400 each year. Assume the value continues to decrease the same amount each year. If f(x) represents the value o

A car travels along the x-axis with increasing speed. We don’t know if to the left or the right. Which of the graphs in Fig. 2–34 most closely represents the mo

the perimeter of regular hexagon equals the perimeter of an equilateral triangle. if the area of the triangle is 10, what is the area of the hexagon?

using the z table, determine the critical value for the left-tailed test with α = 0.02.

a cosine function has a period of 3, a maximum value of 20, and a minimum value of 0. the function is a reflection of its parent function over the x-axis. which