STATISTICS AND PROBABILITY (PLEASE SHOW your COMPLETE & CLEAR solutions) RATE WILL BE GIVEN A machine dispenses sugar into 1 kg plastic bags. A sample of 25 bags of sugar was taken and the average weight is 0.905 kg with a standard deviation of 0.165 kg. A. What is the best point estimate of the population mean? B. Find the 90% confidence interval of the mean weight of sugar.  C. Find the standard error of the mean. (Round to the nearest hundredths)

Q: 5.2 4) The following data represents the number of mailing advertisements received by ten families…

A: Arranging the given data set into ascending order: 16, 21, 23, 30, 31, 33, 35, 37, 41, 43

Q: What is the Standard Deviation for the following numbers: Variance = 251

A: It is given that  The variance is 251.

Q: The share prices of a company in Mumbai and Kolkata markets during the last 10 months are recorded…

A: The question is about spread of data Given :

Q: 8. Use the given information to find the P-value. Also, use a 0.05 significance level and state the…

A: Given that Hypothesis: H0: P=35            versus H1: p<35 l.o.s.=α=0.05 Test statistic Z=-1.68

Q: 2. In a study examining the effect of stress on child development, the data collected on the stress…

A: The following information has been given: Age 2 Age 5 Age 7 Age 9 6 12 12 10 8 14 15 10 10…

Q: A fair 12-sided die is tossed. Find P(4 or at least 5). That is, find the probability that the…

A: Solution-: A fair 12 sided die is tossed. We want to find, P(4 or at least 5 )=?

Q: The following data are the college entrance exam (KGS) and verbal comprehension test (SAT) scores of…

A: Solution-: Given data: Let, X=College entrance exam (KGS) and Y=Verbal comprehension test (SAT)  We…

Q: What is the Standard Deviation for the following numbers: Variance = 284

A:

Q: Please show solution and explain.  Researchers report in the AHA journal Hypertension that people…

A: We have given thatMean(µ) = 8Sample size (n) = 225Sample mean (x̅) = 8.5Standard deviations (s) =…

Q: The weight and systolic blood pressure of 26 randomly selected males in the age group 25 to 30 are…

A:

Q: on: Complete the table below by finding the mean, median and m ata. Mean Median Mode #6 #7 21, 28,…

A: For mean of given 4  Given is 23,22,28,27,29,30

Q: Samantha has 8 unique colours of cans of paint at her house. If she wishes to paint a design on one…

A: Dear student according to the guidelines we solve only first question when multiple different…

Q: Research reported the results of a study on the occurrence of oxygen and chloride in surface streams…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: State the null and alternative hypotheses. The owner of a factory that sells a particular bottled…

A: From the provided information, The owner of a factory that sells a particular bottled fruit juice…

Q: The student council is hosting a drawing to raise money for scholarships. They are selling tickets…

A:

Q: were used in the ex

A: Question. How many treatments were used in the experiment?

Q: 11. Suppose Google creates a new workspace in Toronto. The building operates with 1,200 computers.…

A: Solution

Q: population mean annual salary for environmental compliance specialists is about $60,500. A random…

A: Given The population mean annual salary for environmental compliance specialists is about $60,500. A…

Q: 3. Let the sample space be S = {1, 2, 3, 4, 5, 6, 7, 8}. Suppose the outcomes are equally likely.…

A: Sample Space: The sample space of a trial or experimental test is the set of decision performance…

Q: mking 11. Suppose Google creates a new workspace in Toronto. The building operates with 1,200…

A:

Q: In a frequency table, the upper boundary of each class interval has a constant ratio to the lower…

A:

Q: a. Construct a scatter plot diagram. tb b. Describe the association or correlation between the…

A: The provided information is  x y xy x2 y2 6 60 360 36 3600 11 79 869 121 6241 20 90 1800…

Q: Consider the hypothesis test Ho: a = o2 against H₁: o < o respectively. Suppose that the sample…

A:

Q: 1.) Marketing companies have collected data implying that teenage girls use more ring tones on their…

A: Given that    Sample sizes n1=35     , n2=35        Sample means X̄1=3.2      , X̄2=1.7   s1 =1.5…

Q: Which describes a normal distribution with mean u and variance σ²? Its mode and median are both…

A: It is given that the normal distribution with mean μ and variance σ2. Here, need to find out the…

Q: It is reported that the market share of iphones is 40%. (i.e. 40% of all cell phones are iphones)…

A:

Q: The average number of dropouts for a school district has been 305 per year with a standard devia-…

A:

Q: Construct a 95% confidence interval on the difference in the two fractions defective a. CI on the…

A: It is given that  Sample size, n1 = n2 = 300 Favourable cases, X1 = 15 Favourable cases, X2 = 8…

Q: Research reported the results of a study on the occurrence of oxygen and chloride in surface streams…

A: Given data:   x y   0.69 19.2   1.3 23.1   1.05 27.4   1.06 27.7   1.74 31.8   1.62…

Q: The average weekly incomes, in £s, of 18 selected occupations in the United Kingdom were: 244, 146,…

A: Solution-:   (By using R-Software) Given data:…

Q: probability that the mean for 25 randomly selected distances is greater than 200.30 cm. the normal…

A: Given Mean=202.5cm Standard deviation =8.6cm

Q: Researchers developed a "cat IQ test" and find that the population of cats in the United States has…

A:

Q: Statistical Analysis (You may use excel but please show the process. No long explanation needed.…

A: Given data: x y 0.69 19.2 1.3 23.1 1.05 27.4 1.06 27.7 1.74 31.8 1.62 39.5 0.19 4.4…

Q: A random sample of 42 earthquakes that have occurred between January 2015 and September 2017 was…

A: Explanation: Independent variable: A variable whose deviation doesn't depend on another variable is…

Q: If a test value is in the critical region with  a=0.01, it would still be in the critical region…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: Is there evidence to support the claim of the manufacturer? [Select]

A: From the given information, the 95% confidence interval is (191.03, 200.97).

Q: 1. Determine the LSRL equation using the format y-mx+b. 2. Describe the slope (m) and its meaning in…

A: Dear student according to the guidelines we solve only first three subparts . Solution The given…

Q: TABLE 1.5 The amount of money expended in fiscal year 2009 by the U.S. Department of Defense in…

A:

Q: You answered this question: What is the Sample Variance for the following numbers: 52, 62, 52, 45,…

A: Given52, 62, 52, 45, 41

Q: For a normal distribution where the mean is 50 and the standard deviation is 10, what percentage of…

A:

Q: 5. How would you generate a random sample from the statistical distribution given in the following…

A: Given information: x P(x) 0 14 1 12 2 14 Sum 1

Q: deviation is defined as S = √√√S², and is commonly used as an estimator for a. Nevertheless, S is a…

A:

Q: The average number of dropouts for a school district has been 305 per year with a standard devia-…

A:

Q: Find the critical t -value for a one tailed test with a = 0.05 and df = 2. Give your answer to…

A: Given, One tailed test  α=l.o.s.=0.05 d.f.=n-1=2

Q: Instruction: Solve the problem. Show your solution and box your final answer. 1. Compute the r, and…

A: “Since you have posted multiple  question , we will solve first question for you. To get the…

Q: Answer: #7 (median of given #1) Direction: Complete the table below by finding the mean, median and…

A: (#1 ) #7 Median = ?

Q: A different linear regression model predicts a student's GPA from the number of classes missed,…

A: Given that, Partial SPSS output

Q: The weights of corn grew on a farm has a mean of 23 ounces and has a standard deviation of 3 ounces.…

A: Mean=23 Standard deviation=3

Q: Statistical Analysis (You may use excel but please show the process. No long explanation needed.…

A: Given :

Q: 5.3 5) Several game critics rated the Wow So Fit game, on a scale of 1 to 100 with 100 being the…

A: Given that  We have to find a...Mean, Median and Mode... b.. Which measure of central tendency is…