Nutrition The mean ±1 sd of In [calcium intake (mg)] among 25 females, 12 to 14 years of age, below the poverty level is 6.56 ± 0.64. Similarly, the mean + 1 sd of In [calcium intake (mg)] among 40 females, 12 to 14 years of age, above the poverty level is 6.80 ± 0.76. 8.2 Test for a significant difference between the variances of the two groups. 8.3 What is the appropriate procedure to test for a signifi- cant difference in means between the two groups? 8.4 Implement the procedure in Problem 8.3 using the critical-value method. 8.5 What is the p-value corresponding to your answer to Problem 8.4?

Q: Why did you say p = 1-0.75 rather than p =0.75?

A: Given that, according to a survey taken by an agency in a rural area, it has been observed that 75%…

Q: what is the answer of the last question (5.52 question) BY RStudio OR Excel

A: 5.52) Consider the random variable X represents the number of hepatoma. The value of mean is…

Q: What is 125% of 100?

A: 125% of 100.

Q: Task 3 In this assignment, we will look at data for the weight of adult female penguins of the…

A: We know that,  t-value= estimate std/Error Error= estimate std/t-value = 4573.97/65.247 AAA=70.10238

Q: What is the value of (-10)?

A: Consider  (-10)

Q: I would like to ask for the 11.16 answer as well. Thank you.

A:

Q: why is the p value .1439

A: We have given that n=sample size=50, sample mean x̄ =27.01 , SE=0.68  Level of significance ɑ=0.05…

Q: 50% of the whole is 7. What is the whole?

A: Given that  50% of the whole is 7. To find the whole

Q: 60% of 6,000,000?

A: We find 60% of 6,000,000?

Q: What is the opposite and absolute value of negative 4.06

A:

Q: 4. Find P7 A. z = -3.21 B. z = -1.48 C. z = 1.48 D. z = 0.74

A: Z-score percentile  * For normal distribution Excel command to get z-score from p-value…

Q: Is the answer 0.36 or 0.44??

A:

Q: What is the average of  2.0, 32.0, 44.0, 14.5, 7.5 ?

A: For a set of n observations, x1, x2, ... , xn, mean or average is given by, This is measure of…

Q: 7.3 = 5 A+ 12.832 B 21.42 = 39.545 B + A(12.832)

A: Given, 5A+12.832B =7.3  A12.832+39.545B = 21.42   We have to find the value of A and B.

Q: 10 6 8.

A:

Q: What is the value of -4.85 - (-6.32)? O 11.17 O-1.47 O 1.47 O 11.17

A:

Q: 6.4% of what is 56?

A: Solution is given below in step 2.

Q: 9.2 question8 9.3 1

A:

Q: Find the GCF and LCM of the items below 15 and 30 20 and 40

A:

Q: Answer 4.32

A: Introduction: The following are given in relation to the previous situation before conducting the…

Q: how did you get 10.02  if you do 2.41*1.8+5.7=10.038

A: As we know z-value formula  z=x-μσ now we have : z=2.4μ=5.7σ=1.8

Q: is it 5.2 or 5.5?

A: We know that we can find the length of the remaining side of the right angled-triangle ifthe lengths…

Q: 60% of x is 72

A: Solve the following

Q: is it 44.356 or 44.346? It says two different things for the solution.

A: It is t=44.346

Q: What’s 40% of 100

A: We have to find 40% of 100

Q: n = 15, p = 0.40, and x > 10

A: Givenn=15p=0.40x~Binomial(n=15,p=0.40)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1,..,n

Q: How do you write 7 over 25 as a percentage?

A:

Q: 100/20

A: This question can be solved as below

Q: What is the value of X2?

A:

Q: What number is 10 less than 5? O -15 O -10 O 5

A: To find the number  which is 10 less than 5,  subtract 10 from 5.

Q: What is 30% of 255?

A:

Q: Need help with the 4.33

A: In general, total probability is always equal to 1.

Q: What is closest to 9.2

A:

Q: which is bigger ? 0.5 or 0.393?

A:

Q: -1.84 - ( -6.3)

A:

Q: 6. 3:7:4=27:

A:

Q: Compare. Write , or =.

A:

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.