Choose the statement that must be true. 12 1 %3 10 Your answer: O mZl>m 23 mz1=mZ2 o m21>m2 O m21

Q: Marks Number of Students 8. 4 10 9. 6. 6. 8. 4. 9. 3 If the average marks for all the fifty students…

A:

Q: 8. Which of the following is the value of (-3)? i=2 (1) 42 (3) 51 (2) 49 (4) 56

A: We have to solve the problem

Q: Which of the following is the symbol for level of significance?

A: The level of significance is denoted by a Greek letter.

Q: 12 22) R P 15 B) 6 D) 5 A) 13 C) 3

A: We have to find the length of RQ.  For this we can write  RP=RQ+QP

Q: 2. Find the measure of ZC if the measure of ZB is 45°. a 135° b. 120° c. 90 d. 45° B.

A: we know that, for triangle ABC, the sum of all angles = 180 also if 2 sides are equal then the…

Q: What is the value of z? M Sz-20 42 K

A: Consider the following diagram:

Q: Find the z-score 0.025 Answer optionsA) z = −1.96 B) z = 1.64 C) z = 0.51 D) z = 1.96 E) z = 0.49

A: In this question, it is required to find the value z critical value at 0.025 for that we need to…

Q: 88 students at a local sports school were surveyed about which fitness activity they would like to…

A:

Q: 8. Find the value of z. A P R '(42 – 10)°

A: An angle inscribed across a circle's diameter is always a right angle:

Q: BKA CD player costs the store $270. If the store must make a 23% profit, what must be the selling…

A:

Q: 12 В A 6. 8 M >P N° 24

A: Given, To find the similarity

Q: Robert is 10% taller than Alex and Alex is 10% taller than Paul. How many percent taller is Robert…

A: Given:- Robert is 10% taller than Alex and Alex is 10% taller than Paul. To find:- How many percent…

Q: 2. If x is 80% of y, what percent of y is x ? A. 75% B.80% C. 100% D.-125% E. 150% his election,…

A: A detailed solution is given below.

Q: A sample of 3700 people were asked if they felt "good" about the economy. A 95% Cl for the…

A:

Q: 6. The front row in a movie theatre has 23 seats. If you were asked to sit in the seat that occupied…

A: Given, The front row in a movie theatre has 23 seats.

Q: A recent survey reported that in a sample of 300 students who attend two-year colleges, 105 work at…

A:

Q: The Fan Cost Index (FCI) represents the cost of four average-price tickets, refreshments, and…

A: The Fan Cost Index​ (FCI) represents the cost of four​ average-price​ tickets, refreshments, and…

Q: Which of the following is equivalent to p →¬q? Select one or more: a. ¬(p^q) b. pVq C. pAq d. -p V¬q

A: Using rules of inference we can get the equivalence form of the given expression.

Q: 4. Find the measure of A if the measure of C 1s 120°. a. 120° b. 90° c. 60 d. 30° A. B.

A:

Q: 1. Mary has a bag of 40 cubes that are blue and red. She counted and found that the ratio of the…

A: A ratio is a way of writing the relation between the amount of two quantities. The ratio represents…

Q: m = n = r = t = 72 85°

A:

Q: x-bar = 45.5, s = 4.81, N = 50   1.) 17% thought of the class thought I was younger than what age?…

A: Given that, x-bar = 45.5, s = 4.81, N = 50

Q: 4) Find the value of x. R S | 55° (P 175°

A:

Q: percent of the students play basketball? B) What fraction of the students play both sports? E) What…

A: Since , the total number of players are 11+13+16=40 Given that , the 11 players are play Soccer , 16…

Q: 18. Jerry scored 80, 85, 87, and 88 on his irst four tests in science. Which is the score on his…

A: Solution: The objective is to find the fifth score

Q: The number of letters received in the mail over the past week is re 5 15 Which value appears to be…

A: Explanation and solutions is given below....

Q: Carlos surveyed 50 students about their favourite subjects in school. He recorded his results.…

A:

Q: Based on the Normal model for car speeds on an old town highway N(77, 9.1), what is the cutoff value…

A:

Q: Find the possible values for mz1. A 90> mz1>74 B 180> m21>74 74 C0<m/1<74 D mz1 = 106

A: Given,

Q: R 430 64 m 71 m 76° 76° 61° T. 50 m W

A: Given: The given figures are congruent.     To determine: length of XV

Q: M.SAU = T 80° 118° S R •Z

A: I am going to solve the problem by using some simple trigonometry to get the required result of the…

Q: Find the value of x and y. 60° a. 5, 10 b. 15, 30 5/3 103 C. 3 d. 3 15,10

A: Because x is the hypotenuse and we know opposite=5sqrt(3) To find x, we will use sin 60

Q: pts 4/3 8/3 60 e =? 10/3 30 b= 12 12/3

A: Given that  From the triangle  To find c

Q: 15 P. 12 R 10 K

A:

Q: 5. MZEFG 121 E 39 F H

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Johannah is having  a reading contest with her friend Morgan.Johannah reads 2/5 of her  book,while…

A: To compare two fractions , first we have to convert to fractions to such a form that the denominator…

Q: Apple Samsung 32 17 14 5.

A:

Q: 4. Find the value of w. | (6w)° (5 w+8)° a. 9 c. 8 d. 7 b. 10 C.

A: Solution:

Q: 13. m Z4 S. 124 R.

A:

Q: Use the diagram to find the measure of KN. K 100 120° KN m = 16

A:

Q: n 75 4. mz n = 5 mz p =

A: A transversal is a line that intersects two or more other lines. When a transversal is drawn to a…

Q: 11. Find WX. P 27 Q W S R. 39

A: 11) In the figure, WX is the midsegment of trapezoid PQRS. By the Trapezoid Midsegment theorem, the…

Q: 7% sales tax on a pair of earrings is $4.48. What was the price of the earrings before tax? A $11.48…

A: Solvefor the price of the earrings before tax

Q: 9. If AJKL ANML, find the values of x and y. K 40 16 14 M 45

A: When Two triangles are similar to each other, the ratio of equivalent sides is equal for both of…

Q: A group test was administered and has the ff. results: Zac's score Subject x Physics sd 60 10 85 Mat…

A: Z-score : The Z-score shows however way a price deviates from the quality deviation. The Z-score,…

Q: 22. A bag contains 6 oranges. Which of the following best represents the relationship between the…

A:

Q: A researcher reports t(44) = 3.8 for a study. How many individuals participated in the study? A)42…

A: In this context, it is given that t(44) = 3.8, here, the value of 44 represents degrees of freedom.…

Q: ..... a. Who will have more money in their account after one year? How much more? Select the correct…

A:

Q: W[e, e] = equal Select one: a. -2 b. -.5 C. 2 d. 0

A:

Q: by all the participants was yu. The average number of questions answered correctly by the top 75% of…

A:

Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.