Ask question

Ask question

All categories

3 years ago

9

Twelve people are standing in line to buy movie tickets. The theater is running a promotion by giving away 2 concession stand gi

ft cards to the people standing in line. What is the probability that the second and third people in line will get chosen for the gift cards?

1 answer:

frutty [35]3 years ago

4 0

The answer to this question is 2 out of 12

You might be interested in

I need 7,714 solar panels to power my new workshop. If each box contains 24 panels, about how many boxes should I purchase?

liraira [26]

You should purchase 322 boxes. If you take 7.714 decided by 24 solar panels per box, you get 321.416667 and because you can purchase .416667 of a box, you round up to 322

7 0

3 years ago

Read 2 more answers

A company has developed a training procedure to improve scores on the SAT. Following the training, 100 high school students take

Pani-rosa [81]

Answer:

The calculated t-test = 1.717 < 1.6604 at 0.05 level of significance

Null hypothesis is accepted at 0.05 level of significance

A company has developed a training procedure is significantly improve scores

Step-by-step explanation:

<u><em>Step(i):-</em></u>

Given sample mean (x⁻ ) = 517

sample standard deviation (s) =90

Mean of the Population (μ) =500

<em>Null Hypothesis :- H₀ : </em> (μ) =500

Alternative Hypothesis : H₁ : μ ≠ 500

<u><em>Step(ii)</em></u>:-

Test statistic

$t = \frac{x^{-} -mean}{\frac{s}{\sqrt{n} } }$

$t = \frac{517 -500}{\frac{90}{\sqrt{100} } }$

t = 1.717

<em>Level of significance</em>

∝ = 0.05

t₀.₀₅ = 1.6604

The calculated t-test = 1.717 < 1.6604 at 0.05 level of significance

<u><em>Conclusion</em></u>:-

Null hypothesis is accepted at 0.05 level of significance

A company has developed a training procedure is significantly improve scores

3 0

3 years ago

a 76 inch pipe is cut into two pieces One piece is three times the length of the other find the lengh of the shorter piece?

SOVA2 [1]

Answer:

/

Step-by-step explanation:

5 0

3 years ago

WhAt is the square root of 2 times the square root of 2

Papessa [141]

Answer:

2 is the answer

Step-by-step explanation:

its like

(square root 2)^2

{square root and whole square is cancelled and 2 is the answer}

3 0

3 years ago

The image shown below shows the first 3 stages of a pattern.

alisha [4.7K]

Answer:

A. 44

Step-by-step explanation:

Well, there is something interesting we see in this image. The number of tiles add by 2 every time which makes the 22nd the answer because 2 x 22 is 44

7 0

2 years ago

Read 2 more answers