Mathematics, 04.07.2020 19:01 markitakimbrough69
According to BIGresearch, holiday shoppers spent an average of $373 over the Thanksgiving weekend in 2008. The following data show the amount spent by a random sample of holiday shoppers during the same weekend in this year:
$427 $274 $370 $238 $222 $215 $360 $434 $387 $395 $323`
$63 $415 $429 $377 $279
A) Test the hypothesis that the shoppers spent less than an average of $373 over the Thanksgiving weekend using the level of significance of .05. State the null and alternative hypotheses.
B) Draw a picture of the distribution. Show the critical values, reject and do not reject regions, and test statistic.
C) What is the hypothesis test conclusion using both the critical value and the p-value approaches?
D) Explain your results to your manager since you also have Thanksgiving weekend sales.
Answers: 3
Mathematics, 21.06.2019 17:30
Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2
Answers: 3
Mathematics, 21.06.2019 18:50
Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?
Answers: 1
Mathematics, 21.06.2019 19:00
The reflexive property of congruence lets you say that ∠pqr ≅
Answers: 1
According to BIGresearch, holiday shoppers spent an average of $373 over the Thanksgiving weekend in...
English, 04.05.2021 14:20
English, 04.05.2021 14:20
English, 04.05.2021 14:20
Mathematics, 04.05.2021 14:20
Mathematics, 04.05.2021 14:20
Mathematics, 04.05.2021 14:20
Mathematics, 04.05.2021 14:20
Mathematics, 04.05.2021 14:20
English, 04.05.2021 14:30
Mathematics, 04.05.2021 14:30
Mathematics, 04.05.2021 14:30