subject
Mathematics, 21.05.2021 19:10 OceanClaws

A random sample of 30 NBA games was taken from last season. The mean points scored for the winning team is 115 for NBA with a standard deviation of 9.5 points. Two seasons ago, the average was 110 points per game. Is there convincing evidence that mean points scored for a winning NBA team last season is greater than 2 seasons ago?
Define the parameter of interest for this test.
\mu=μ=
State appropriate hypotheses for this test.
Find the standard error of the sampling distribution. Round to the nearest tenth
Check that the 10% condition is met.
Check that the Normal conditions are met.
Is the sampling distribution approximately Normal?
What is the test statistic for this significance test? Round to the nearest hundredth.
What is the P-Value for this test statistic? (Stapplet) Round to the nearest thousandth.

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 14:30, nunnielangley0
The contents of 3838 cans of coke have a mean of x¯¯¯=12.15x¯=12.15. assume the contents of cans of coke have a normal distribution with standard deviation of σ=0.12.σ=0.12. find the value of the test statistic zz for the claim that the population mean is μ=12.μ=12.
Answers: 1
image
Mathematics, 21.06.2019 18:10, ab2019
Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form
Answers: 3
image
Mathematics, 21.06.2019 23:00, ambercuevas2707
Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?
Answers: 1
image
Mathematics, 22.06.2019 00:00, Lions8457
City l has a temperature of −3 °f. city m has a temperature of −7 °f. use the number line shown to answer the questions: number line from negative 8 to positive 8 in increments of 1 is shown. part a: write an inequality to compare the temperatures of the two cities. (3 points) part b: explain what the inequality means in relation to the positions of these numbers on the number line. (4 points) part c: use the number line to explain which city is warmer. (3 points)
Answers: 2
You know the right answer?
A random sample of 30 NBA games was taken from last season. The mean points scored for the winning t...

Questions in other subjects:

Konu
Mathematics, 15.11.2020 09:50