Q3) The following data represents the score of 40 students in one exam 26 72 41 59 60 88 35 48 11 84 36 50 61 95 70 46 56 28 14 91 27 22 39 77 44 60 45 90 63 43 88 71 86 70 69 55 * :c) The Mode is 75 O 73 74 87 29 75.5 76 76.5 O none of all above

Q: The following table gives the marks obtained by a batch of 30 B.Com. students in a class-test in…

A:

Q: In a bag, there are cards each with one of the numbers 1, 2, 3, 4, or 5 written on them. Kenneth…

A: The objective of this question is to find the relative frequency of Kenneth selecting the card with…

Q: d) 3rd Quartile – 1st Quartile e) Standard deviation f) Coefficient of variation

A: 5. It is known- M + N = 110 2N - M = 37 On adding the above 2 equations- 3N = 147 => N = 49 So, M…

Q: 157 166 162 177 155 172 163 180 160| 178 Height (in centimeters) Weight (in 158 159 166 178 | 180…

A: Given the data Height (X) Weight (Y) 157 158 166 159 162 166 177 178 155 180 172 178…

Q: a)The Table below shows the average score of the150 students sampled from the North America…

A: Given data is Score (out of 100) No. of students 40 - 49 19 50 - 59 32 60 - 69 49 70 - 79…

Q: Need help! Will give thumbs up! Thank you. Data is typed below.  CAR_PRICE GENDER AGE 3864.9…

A: b). The hypothesis that the gender will effect the sale price of the first car is given as-…

Q: The following table gives the score obtained by 11 students in English and Tamil Translation. Find…

A:

Q: A running coach wants to know if participating in weekly running clubs significantly improves the…

A: Option a) is correct.

Q: The following are the cores of 23 students in a 50-item test. 26 28 32 45 38 47 36 35 30 40 29 50

A: Given that The data are cores of 23 students 26, 28, 32, 45, 38, 47, 36, 35, 30, 40, 29, 50, 43, 33,…

Q: The following is data for the first and second Quiz scores for 8 students in a class. First Quiz…

A: Given: n = 8 Formula Used: The equation of the regression line is: Y = a + bX Slope b =…

Q: 1.- The following data are the top 40 men's finish times (rounded to nearest minute) in the 2022 LA…

A: The given data is related to top 40 men's finish times in the 2022 LA marathon Total no.of men's…

Q: The data lists the scores on a 50-point test 90 subjects took the test. The scores ranged from 12 to…

A: (a) Since 90 subjects took the test and the scores of 90 subjects are given. Then n = 90.

Q: 11) An educational institute claims that their new exam preparation course improves test scores by…

A: StudentBeforeAfter175852809037078485885909566070778858959797075108892118289127683136570

Q: The number of children diagnosed with autism has increased in the last 30 years. Researchers wanted…

A: Given a sample of 5000 children. (A)   The total number of girls =2500 The number of girls being…

Q: To be classified as a master, a student must successfully execute 55 or more consecutive sit-ups. 1.…

A:

Q: The test scores of 40 students are listed below. Find P56. 30 35 43 44 47 48 54 55 56 57 59 62 63 65…

A: percentile is a generalized form of the quartiles. it can be defines as the value below which a…

Q: Assume that in your linguistics class you have earned the test scores 90, 71, 57, and 68; and only…

A: Formula : x̄=Σx/n

Q: A group of 80 students took a statistics Exam in the following scores were recorded68 84 75 82 68 90…

A: Given that  group of 80 students took a Statistics Exam. There the sample size is n=80. For the Exam…

Q: The following data gives the temperatures for nine consecutive days in Oman : 24, 21, 19, 22, 26,…

A:

Q: The following table shows the distribution of scores on the SAT Mathematics test for 2011…

A: The distribution of scores for the SAT mathematics test is as follows: Score Number of students…

Q: C6. The following cross-tabulation, based on GSS18SSDS-B data, examines the relationshin between age…

A: Hi! Thank you for the question, as per the honor code, we are allowed to answer three sub-parts at a…

Q: The test scores of 32 students are listed below. What data value marks the 40th percentile? 32 37 41…

A: Test scores is 32. Percentile: 40%. Percentile value=Position at the product of number of test…

Q: The following two-way table represents data comparing Heart attacks (three cases) to the use of two…

A: The following two-way table represents data comparing heart attacks (three cases) to the use of two…

Q: Based on the data below, what is the mode? 06 85 89 86 88 90 91 87 89 91 89 87 85 85 88 91 95 89 87…

A: Frequency of an observation is equal to number of times the observation is repeated in the dataset.…

Q: If 5 subjects were each tested 4 times, what is the sum of cross-products EWXYZ = Subject W Y Z 1 75…

A:

Q: find the relative risk for hypertension in females 50+ years versus females <50 years of age. (keep…

A: Now complete table from given information    Developed Hypertension  not develop Hypertension…

Q: Here are data on the resting pulse rates (in beats per minute) of 19 middle school students: 71 104…

A: We know that , range is difference between highest value and lowest value  hence, Range =highest…

Q: The customer satisfaction ratings shown below were received from four resto bars named A, B, C, and…

A: Considering a set of ratings were given for the resto bar, the average rating for each option (i.e.,…

Q: The following data show the ages of recent award-winning male actors at the time when they won their…

A: Given:32, 53, 23, 65, 51, 57, 44, 32, 48, 5031, 48, 56, 45, 30, 49, 62, 54, 73, and 3351, 46, 30,…

Q: 5) The two-way table shows the relative frequencies of students who complete their homework and…

A: 5) Answer:- Given, two-way table is --   Passed  Failed  Total Did HW 10 3 13 Didn't do HW 5…

Q: A fitness trainer is interested in investigating whether ethnicity and the first exercise activity…

A: In this case, it is needed to check whether ethnicity and first exercise activity are independent.

Q: During one shift, the express lane clerk recorded how many times customers violated the "10 items or…

A:

Q: a) Calculate Arithmetic Mean, Median, Mode ,Range b) Interpret the results.

A: Given data 4 5 5 1 6 6 6 3 1 7 7 2 2 2 1 8 2 8 6 2 6 8 8 3 2 8 5 5 5 1

Q: An educator want to determine whether early exposure to school affect IQ. He enlists the aid of…

A: We set up the, Null Hypothesis(H0):μx=μy , there is no diffrence between the mean IQ of children who…

Q: ean suspects that statistics teacher increase the grades of the class of 75 students due to his…

A: Hypothesis testing plays a major role in research and development. To diagnose the underlying cause…

Q: The data lists the scores on a 50-point test 90 subjects took the test. The scores ranged from 12 to…

A: Frequency :  Frequency is the number of times a value has been occurred in the given data.…

Q: Residents in a city are charged for water usage every three months. The water bill is computed from…

A: INTRODUCTION :   HISTOGRAM: The Histogram is often useful to represent a frequency distribution…

Q: In a bag, there are cards each with one of the numbers 1, 2, 3, 4, or 5 written on them. Kenneth…

A: The objective of this question is to find the relative frequency of Kenneth selecting the card with…

Q: 4th Grade 44, 48, 48, 51, 52, 52, 54, 54, 57, 60 7th Grade 52, 55, 57, 57, 58, 60, 60, 62, 64, 65 e…

A: We have to find the average of class 7th and class 4th by using the formula of the average…

Q: The following data represent the number of drivers involved in a fatal crash in 2016 in various…

A: The table provided in the question is as follows :- Light ConditionsWeatherDaylightDark, but not…

Q: The test scores of 30 students are listed below. Which number could be the 30th percentile? 31 41 45…

A: Percentile: The observations P1, P2, - - - P99 which divide the total number of observations into…