Let X denote the concentration of CaCO3 in milligrams per liter. Twenty observations of X are: 130.8 129.9 131.5 131.2 129.5 132.7 131.5 127.8 133.7 132.2 134.8 131.7 133.9 129.8 131.4 128.8 132.7 132.8 131.4 131.3 (a) Construct an ordered stem-and-leaf display, using stems of 127, 128,.... 134. (b) Find the range, interquartile range, median, sample mean, and sample variance. (c) Draw a box-and-whisker diagram. 27

Q: Find mZCEB. B 45 109 M2CEB =

A: Circle  To find m∠CEB

Q: the mU was not 10 it was 5

A: Random variable x~Normal( μ  , σ2=25) Sample of size n=16 Hypothesis testing H0: μ=5 Ha; μ >5 At…

Q: What is the answer for 19, 36, and 43?

A: Note that : Since you have posted multiple questions, we will provide the solution only to the first…

Q: Hi can you ansert d and e asap ty

A: The total number of male volunteers =808. The number of males, vaccine was given =328. The remaining…

Q: is 28 years. H vhole number.

A:

Q: A-d please

A: Given the data of a survey of 15 teachers who were asked how many paintings they have in their…

Q: Evaluate a +6 + b, for a = -12 and b= 4. O 4 O 3 О 2

A: We have to evaluate   a ÷ 6 + b, for a = -12 and b = 4.

Q: Find BT if B= 1 5 07-20 38

A: I have stated the method for the solution

Q: r the questions. I just need each question answered

A: Temperature (oC) Corrosion (mm/yr.) 26.6 1.58 26 1.45 27.4 1.13 21.7 0.96 14.9 0.99 11.3…

Q: letecx= ae de Where Alo=0, then e

A:

Q: If HK is an altitude then the m25=

A: The altitude of a triangle is also called the height of the triangle. We need to determine m∠5.

Q: Lucy needs to drive 13 miles to work. So far, she has driven 3.2 miles. How many more miles must she…

A:

Q: Please answer D

A: (a) Given that the percentage of stadiums have just built in the past 20 years is, P=15%=15/100=0.15…

Q: Wht is 10-73

A:

Q: what two numbers mulitplied give you 225

A: Given that , the number is 225. Note that, the number 225 is perfect square of 15. The prime factors…

Q: What does 42 =

A: 4^2 means  4×4

Q: Evaluate 2T de.

A: Use the Residue theorem to evaluate this integral.

Q: Evaluate. x°dx O A. + C 1 O B. gx9 +C O C. 9x9 + C O D. 8x7 +C

A: Topic: integration

Q: b. P(x > 49000) = P(z > + )3D %3D c. There is a(n) % chance that the mean salary of a random sample…

A: Hello thank you for the question, As you have mentioned question number b & c, answering only…

Q: y=x√x find dy x

A: