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Shtirlitz [24]
3 years ago
15

Can someone tell me the two answers Plz I’ll mark brainlist and points

Mathematics
1 answer:
Illusion [34]3 years ago
8 0

Answer:

21.

a) don't color the straps green

b) color the straps black

19.

a) color the shapes black

b) don't color the shapes brown

Step-by-step explanation:

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Increasing numbers of businesses are offering child-care benefits for their workers. However, one union claims that more than 85
Lubov Fominskaja [6]

Answer:

The p value for this test is given p_v = 0.1071

Since the p value is higher than the significance level given of \alpha=0.05 we have enough evidence to FAIL to reject the null hypothesis. And we can say that the true proportion of firms in the manufacturing sector still do not offer any child-care benefits to their workersis is not significantly higher than 0.85 or 85% at 5% of significance.

Step-by-step explanation:

We define the proportion of interest as p who represent the true proportion of firms in the manufacturing sector still do not offer any child-care benefits to their workers

And we want to anaylze the following system of hypothesis:

Null hypothesis: p \leq 0.85

Alternative hypothesis: p >0.85

And the statistic for this test is given by:

z =\frac{\hat p -p_o}{\sqrt{\frac{p_o (1-p_o)}{n}}}

The p value can be calculated with this formula:

p_v = P(z>z_{calc})

And the p value for this test is given p_v = 0.1071

Since the p value is higher than the significance level given of \alpha=0.05 we have enough evidence to FAIL to reject the null hypothesis. And we can say that the true proportion of firms in the manufacturing sector still do not offer any child-care benefits to their workersis is not significantly higher than 0.85 or 85% at 5% of significance.

4 0
3 years ago
Solve the following numerical problems. a. If a bus travels 6 km in 10 minutes, what distance does it travel in 1 secon
Alex17521 [72]

Answer:

10 meters

Step-by-step explanation:

6 0
3 years ago
Please help asap its timed ( 28 points)
Lemur [1.5K]

Answer:

137

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Help me please!!!!! I need help with angles
Salsk061 [2.6K]

Answer:

<CFE = 28

<RPQ = 53

Step-by-step explanation:

1)

<CFE + 152 = 180

<CFE = 180 - 152

<CFE = 28

2)

Complementary means the angles add up to 90 so:

<RPQ + 37 = 90

<RPQ = 90 - 37

<RPQ = 53

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3 years ago
One gallon of of paint covers about 450 square feet how many square feet will 1.5 gallons cover?
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1.5 gallons of paint will cover 675 square feet
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3 years ago
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