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lions [1.4K]
3 years ago
13

If the statements p,q are true statements and r,s are false statements then determine the truth value of the following.

Mathematics
1 answer:
katen-ka-za [31]3 years ago
7 0

Answer:

4cjin njkjjb njhvjkn njggjk

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This math question
VikaD [51]
Umm... What math question?
7 0
3 years ago
Read 2 more answers
2(4x + 1) - 3 = ax + b
White raven [17]

Answer:

c

Step-by-step explanation:

a=8-1/x-b/x

b=8x-1-ax

4 0
3 years ago
-x<-x+7(x-2) include all of the steps to how you found your answer!
Lady bird [3.3K]
-x<-x+7(x-2)
-x<-x+7x-14 Distribute the 7
-x<6x-14 Combine like terms
-7x<-14 Move all variables to one side
x>2 Divide by -7 to isolate the variable
6 0
3 years ago
Is the percent increase from 50 to 70 equal to the percent from 70 to 50explain.
Mrac [35]

Answer:

20/50=40%  So 50 to 70 percent increase is 40%.

20/70=about 28.57% decrease for 70 to 50.

So they aren't the same because the hundred percent are different numbers in this case.

8 0
3 years ago
Several years ago, the mean height of women 20 years of age or older was 63.7 inches. Suppose that a random sample of 45 women w
VikaD [51]

Since the p - value is less than significance level . So, we will accept the null hypothesis.

​(a) State the appropriate null and alternative hypotheses to assess whether women are taller today.

Definition of null hypothesis : The null hypothesis attempts to show that no variation exists between variables or that a single variable is no different than its mean. it is denoted

Alternative Hypothesis : In statistical hypothesis testing, the alternative hypothesis is a position that states something is happening, a new theory is true instead of an old one (null hypothesis).

We are given that The mean height of women 20 years of age or older was 63.7 inches.

So, null hypothesis :  H₀ : μ = 63.7

Alternative Hypothesis :  H₁ : μ > 63.7

b)The​ P-value for this test is 0.06.

The p-value represents the probability of getting a sample mean height of 20 years old women is  64.1 inches.

c) Write a conclusion for this hypothesis test assuming an alpha equals 0.10 level of significance.

p- value = 0.06

Since the p - value is less .

So, we will accept the null hypothesis

So,  

Hence The mean height is 63.7 inches

To learn more about hypothesis testing from the given link

brainly.com/question/12976831

#SPJ4

7 0
2 years ago
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