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ddd [48]
3 years ago
15

Jana would like to conduct a hypothesis test to determine if she is earning on average more than $18 per commission from her mem

bership sales at a local spa. She conducted a study and worked through the testing procedure. Based on the following results, conclude whether to reject or not reject H0. H0: μ=18; Ha: μ>18 x¯=19.1 Conclude whether to reject or not reject H0, and interpret the results σ=1.6 α=0.1 (significance level) The test statistic is
Mathematics
1 answer:
zvonat [6]3 years ago
5 0

Answer:

Step-by-step explanation:

The test statistic is 19.1 - 18 V20 = 3.08 • The critical value is 2.1 = 1.28. Select two responses below.

= x Statistics - 4 hours & Select all that apply Reject At the 10 significance level, the data provide sufficient evidence to conclude that the mean commission is more than Fail to reject At the 10 significance level, the test results are not statistically significant and at best, provide weak evidence against the null hypothesis. The test statistic falls within the rejection region. The test statistics is NOT in the rejection region.

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To solve 6x=72 do you use the addition property of equality
lawyer [7]

Answer:

No , the division property of equality.

Step-by-step explanation:

The Division Property of Equality states that if you divide both sides of an equation by the same nonzero number, the sides remain equal.

Hope this helps!!

3 0
3 years ago
If the ratio of the purple flowers to black flowers is 4 to 8 and there are a total of 108 flowers how many of the flowers are p
FinnZ [79.3K]
Purple flowers: black flowers = 4:8 = 108

4 + 8 = 12

108 / 12 = 9. 

9 x 4 = 36. 

36 of the flowers are purple. 
7 0
4 years ago
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prohojiy [21]
To find the average number of customers for dinner, use the simple ratio of 5 lunch customers for every 8 dinner customers.

Because there are 40 lunch customers, this is eight groups of five lunch customers. This means you will need 8 groups of 8 dinner customers to make it equivalent.

8 x 8 = 64

There is an average of 64 customers for dinner.
4 0
4 years ago
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Lisa [10]
(4,4).........................
7 0
3 years ago
Please solve! (20 points)<br><br> 3(14m + m)
IgorC [24]

Answer:

43m

Step-by-step explanation:

3(14m+m)

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