The sample of an element as a weight of 4.5 mg and a alf-life of approximately 5

Q: QUESTION 7 A buyer purchases a job lot of 500 children's jeans, 380 pairs costing $14 each and 120…

A: Please see the solution in Step 2. According to question-answer guidelines I suppose to solve the…

Q: Interpret the odds ratio for each variable: Age (0 for 10 years or under, and 1 otherwise): the odds…

A: Given information: The odds ratio’s for each of the three variables Age, Sex and BMI is given.

Q: a. Assume that nothing is known about the percentage to be estimated. (Round up to the nearest…

A: a) If nothing is known about percentage to be estimated,  We will have a conservative estimate for…

Q: How many significant figures are in each of the following measured quantities?

A: Given that : 0.0003303 m 0.0003303=3303×10-7 The number of significant figures= Number of figures…

Q: How many moles of K are formed from 81 grams of KCI?

A: Given weight of KCl = 81 gm Now atomic weight of K = 39.10 g/mol Atomic weight of Cl = 35.45 g/mol

Q: For a population with μ = 80 and σ = 10,what is the X value corresponding to z = -0.50?

A: Given information Mean (µ) = 80 Standard Deviation(σ) = 10 Z = -0.50 Z-score is given by the…

Q: What percent of 2 rad is rad? (Round your answer to one decimal place.) 11

A: topic - percentage

Q: Suppose the uncertainty of a balance measurement is +0.01g. Write th following data in terms of the…

A: the uncertainty of a balance measurement is ±0.01 g, i.e. each measurement have an  error of ±0.01 g…

Q: How many significant figures are in each of the following measured quantities? Drag the appropriate…

A: The given numbers are 20.60 L, 1036.48 g, 4.00 m, 4.05 °C, 60810000 g and 5.0×10-3 L. The 3 rules of…

Q: A survey of 18 people is carried out to understand about their working life. The results are shown…

A: Pie chart: Pie chart is defined as the slice (with different length) representation of relative…

Q: 6 cm. th of a randomly selected steel rod is

A: Let the random variable x denotes the length of the steel rods. The length of the steel rods is…

Q: Calculate the oxygen consumption per hour for this rat using the following equation. ml 02…

A: Given that, A rat consumes 7.1 ml O2 per minute. The oxygen consumption per hour is given by,   ml…

Q: For a Subject, with a body mass of 75 Kg and a height of 1.70 m, who suffered an accident and lost…

A: Soluion

Q: The shelf life of a particular dairy product is normally distributed with a μ of 12 days and a σ of…

A: Given,μ=12σ=3P(X≥15)=?

Q: A sample with M=8 has EX=56. How many scores are in the sample?

A:

Q: Find the average rate of c nd 2010. Round to 1 deci

A: Given that : The population of a certain country since 1990 can be approximated by , f(t) = 0.008t2…

Q: raph of the e table Using VE of 45.

A: We need to sketch of the graph of  r=sin 3θ Where θ are multipliers of 45°.

Q: What is the pack efficiency of the tennis ball can?  That is, the 3 tennis balls represent what…

A: Given: 3 tennis balls are packed in a tennis ball can. The objective is to find the packing…

Q: The following data represent the monthly phone use, in minute as the cutoff point for the number of…

A: The formula for upper fence is, Upper fence = Q3 + 1.5* IQR The formula for inter-quartile range is,…

Q: Question #4 • Find the smallest acceptable standard wire size for a 500-pound load, Dm = 3 in, oil…

A: Given: The given details are, f= 500, a =π d24, Dm= 3.

Q: Determine the mean of the nickel charge.

A: The mean formula for the probability mass function is, μ=∑ixfXx

Q: Find the p-value. p= (Round to three decimal places as needed.)

A: The test statistic is, t=x¯-μsn=52.5-53.62.615=-1.6386≈-1.64 The test statistic is -1.6386. The…

Q: a sample of ore is found to be 0.0012% diamond and 0.033% copper. What is the percentage of matter…

A: Given:- A sample of ore is found to be 0.0012% diamond and 0.033% copper To find:- The percentage of…

Q: Estimate 18 = e" using a table of values. Oz R 1.5

A:

Q: The predicted college GPA for a high school GPA of 3.8 and a college board score of 500 is (Round to…

A: The equation of the college GPA is y^=0.16+0.51x1+0.002x2. The variable x1 is defined as the high…

Q: Estimate the population based on T Total Tagged = 60 t tagged recaught number 15 P total recaught…

A: Given  T total tagged = 60 t tagged recaught number =15 p total recaught=250 Estimated population =…

Q: 23. Calculate the SS for your D scores:

A: We have given that the researcher would like to evaluate the effectiveness of a pain-relief patch…

Q: The electric car company also wants to control the quality of the current battery manufacturing…

A: Given information: The data represents the values of the variables Lithium-ion and Lead-acid.

Q: 10. OM = PN = ON = MN = *LN = 46

A: Given LN=46

Q: eviclara rs has declined in 1%, and the use of 7% to 20.4%. A ity indicated that 54 urvey. At the a…

A:

Q: How many significant figures are in each of the following measlured quantities? Drag the appropriate…

A: How many significant figures are there in the given measured quantities?

Q: From a series of gas samples taken from the 1970 Mount Edna volcanic eruption, it has been…

A: We have to find out given probabiity...

Q: Express each of the numbers as the ratio of twointegers. 0.06 = 0.06666....

A:

Q: The following table lists the components needed to assemble an end item, lead times, and quantities…

A:

Q: For a population with μ = 60 and σ  = 8, the X value corresponding to z = -0.50 would be?

A: Given:  μ =60 σ =8  z = -0.50

Q: for a population with μ = 60 and σ = 8, the X value corresponding to z = 1.50 would…

A:

Q: What percent of 2 rad is ?/11 rad?

A:

Q: The amount of radioactive material in a sample halves every 14 hours. By what percent does the…

A: Given that  The amount of radioactive material in a sample halves every 14 hours. The equation of…

Q: (a) Calculate the following column heading: k, ndx ,Lx ,Tx and ex

A: A life table is a table which shows, for a person at each age, what the probability is that they die…

Q: The formula for population mean is: ?=∑??μ=∑XN Solve it for N.

A: Since we know that population mean is given by μ=∑X/N

Q: i) What is the estimated count after 12 hours? ii) When will bacteria count reach 52,000?

A: Given that the growth rate of bacterias= 36%= 0.36  So growth factor = 1+0.36= 1.36  Given that the…

Q: 1. Rec

A: Given information- Sample size, n = 25 Sample mean, x-bar = 2325 miles Sample standard deviation, s…

Q: lomly selected a group rmation. Table 1 provie stions. ondent # How much a risk would do you thin…

A:

Q: Find the appropriate value of t  for 95% CI with n=31.

A:

Q: If 7 prunes provide 10% of vitamin A needed daily, what percent of the daily percent of vitiman A is…

A: In mathematics, a percentage is a number or ratio expressed as a fraction of 100. It is often…

Q: Find the length x to the nearest whole number. S10 20

A: This image of this question was not so clear so, the given length is assumed to be 510.

Q: It was recently estimated that uninsured vehicles outnumber insured ones by about 7 to 6. If there…

A: Given that uninsured vehicles outnumber insured ones by 7 to 6

Q: Given the following items from a certain mortality table, deduce dx, qx, px and ex X 51 52 53 50

A: x 50 51 52 53 54 55 Ix 10000 8000 7500 6300 6000 4400   Symbol Definition qx The…

Q: how much more intense is an earthquake with a magnitude of 5.4 on the ritcher scale than one with a…

A: