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Luda [366]
2 years ago
13

The theater director offered every member of the drama one vote for which play they preferred to perform. The director found tha

t 3 5 % 35% voted for The Oddems Family, that 5 7 % 57% voted for Thirteenth Night, and that 8 % 8% did not vote. In this group, what is the probability this group voted for "Oddems Family" or "Thirteenth Night"
Mathematics
1 answer:
worty [1.4K]2 years ago
3 0

Answer:

0.92 is the required probability.

Step-by-step explanation:

We are given the following in the question:

Percentage who voted for The Oddems Family = 35%

P(A) = 0.35

Percentage who voted for The Thirteenth Night = 57%

P(B) = 0.57

Percentage who did not vote = 8%

P(A^C\cap B^C) = 0.08

We have to find the probability that the group voted for "Oddems Family" or "Thirteenth Night".

Thus, we have to evaluate

P(A\cup B)

This can be done in the following manner:

P(A^C\cap B^C) = 0.08\\P(A\cup B)^C = 0.08\\P(A\cup B) = 1-0.08\\P(A\cup B) = 0.92

Thus, 0.92 is the probability  that the group voted for "Oddems Family" or "Thirteenth Night".

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Noel Devine bought a new dishwasher for $320. He paid 20 down and made 10 monthly payments of $34 what actual yearly interest ra
Nookie1986 [14]
IN finding the interest we need to use the following formula:
 Interest= Principal x Rate x Time  or I= PRT
Substitute values: I= [$20 + ($10 x $34)] -320 =$40
P= $320
R=?
T=10 months/year
I=PRT
Since R is a missing term, we will solve for R using this formula: R=I/PT
R=  [<span>$20 + ($10 x $34)-320] / ($320 x 10 months)
                                          T=10 months</span>÷12 months=0.83<span>
R= ($40)/ $320 X 0.83
R= 40/ 265.6
R=15.06024096</span>
3 0
2 years ago
Read 2 more answers
One way to measure whether the trees in the Wade Tract are uniformly distributed is to examine the average location in the north
tatyana61 [14]

Answer:

Null hypothesis be H₀ : μ = 100

Alternative hypothesis Hₐ : μ < 100

There is sufficient statistical evidence to suggest that the average location of Wade Tract is 100

Step-by-step explanation:

Here we have;

Let our null hypothesis be H₀ : μ = 100 Average location of trees in the Wade Tract is 100

Our alternative hypothesis becomes Hₐ : μ < 100 at 95% confidence level

Proposed average location in Wade Tract, μ = 100

Sample mean, \bar x = 99.74

Standard deviation, s = 58

Sample size, n = 584

The t test formula is therefore;

t=\frac{\bar{x}-\mu }{\frac{s }{\sqrt{n}}}

Therefore, with df = 584 -1 = 583, and α = (1 - 0.95)/2 = 0.025

We have t_{\alpha /2} = -1.65

Plugging in the values into the t test formula, we have t = -0.108338, from which the p-value is given as p = 0.4569 which is much more than the value of α, therefore, we accept the null hypothesis as follows;

There is sufficient statistical evidence to suggest that the average location of Wade Tract = 100.

7 0
2 years ago
Josh works for a construction company that uses 150 pounds of gravel for each driveway they pour. He can buy a dump truck load w
Pavlova-9 [17]

Answer:

Josh should by the dump truck with 30,000 pounds of gravel in it

Step-by-step explanation:

the easiest way to find this out is divide 30,000 and 2,500 by 150 and if the answer is a whole number, then you know that is the correct answer.

30,000/150 = 200

2,500/150 = 16.6666666666666

May I have brainliest please? :)

5 0
2 years ago
A biology teacher has 555 different pets they keep in their classroom. For an upcoming holiday break, the teacher will send the
oksian1 [2.3K]

Answer:

who the hell has 555 diffent pets

3 0
2 years ago
Please help me with these questions and show how u got them, i will mark you brainliest !
Aneli [31]
A+7
4+7
4+7=11

b-3
5-3
5-3=2

9c
9(10)
9(10)=90
4 0
2 years ago
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