which is most likely the equation of the line shown on the graph? Question solved general 11 months ago 1038
In applied life data analysis (wiley, 1982), wayne nelson presents the breakdown time of an insulating fluid between electrodes at 34 kv. the times, in minutes, are as follows: 0.05, 0.93, 0.92, 1.18, 2.87, 3.30, 4.30, 4.68, 4.78, 6.46, 7.29, 7.88, 8.36, 12.16, 31.66, 32.59, 33.88, 36.80, and 72.89. calculate the sample mean and sample standard deviation. round the answers to 3 decimal places. Question solved general 11 months ago 6021
Ella's college professors assign homework independently from each other. ella knows that there is a 60% chance that she will have math homework tonight and a 70% chance that she will have english homework. what is the probability that she will not have math or english homework tonight? 10% 12% 42% 70% Question solved general 11 months ago 6833
a worker is tiling the floor of a rectangular room that is 12 feet by 15 feet. THe tiles are square with side lengths 1 1/3 feet. How many tiles are needed to cover the entire floor? Question solved general 11 months ago 5080
What is the value of x in the proportion StartFraction 6 x plus 1 over 7 EndFraction equals StartFraction 18 x minus 2 over 14 EndFraction? A. 0 B. 3 C. two-thirds D. one-fourteenth Question solved general 11 months ago 2338
Quadrilateral KLMN is a rectangle. The coordinates of L are L(1,-4), and the coordinates of Mare M(3,-2). Find the slopes of sides KL, LM, MN, and NK. Question solved general 11 months ago 5641
1) when to use the median to describe the measure of center of a data set, 2) what measures of spread can we find when using box-plots, 3) what measure of spread is most appropriate to describe symmetrical data sets, 4) how does an outlier affect the mean of data set and give an example, Question solved general 11 months ago 6952
How is the following decimal number read? 28.9A. Twenty and eight-nine tenthsB. Twenty-eight and nine hundredths C. Twenty-eight and nine tenths D. Twenty-eight nine Question solved general 11 months ago 6026
A family on vacation drives 123 miles in 2 hours, then gets stuck in traffic and goes 4 miles in the next 15 minutes . The remaining 191 miles of the trip take 3 3/4 hours. What was their average rate of speed to the nearest tenth of a mile per hour ? Question solved general 11 months ago 5968
Select the statement that best justifies the conclusion based on the given information. Conclusion: l1 and l 2 intersect only at point P. A line contains at least two points. Through any two different points, exactly one line exists. If two lines intersect, then their intersection is exactly one point. If two lines intersect, then exactly one plane contains both lines. Question solved general 11 months ago 4963
What is the approximate solution of this system of equations?y = x2 + 3x + 3y = x2 + x + 2(-0.5, 0.2)(-0.5, 1.7)(-0.1, 1.2)(0.2, 1.5) Question solved general 11 months ago 1258
The value of an autographed baseball card increased from $39 to $65. What is the percent increase in value of the baseball card? Round to the nearest hundredth of a percent Question solved general 11 months ago 4001
A student's cell phone plan has a monthly charge of $40 for 600 minutes of use and a $0.25/minute charge for each additional minute. Last month, the student talked on the phone for 790 minutes. Which of the following is the bill for the month? Question solved general 11 months ago 3113
Looking at the waves on an ocean beach, a girl notices that the waves reach the shore at the same time apart. She also notices that the distance between waves looks the same. In science, what do we call the distance between waves? A) amplitude B) frequency C) period D) wavelength Question solved general 11 months ago 9574
triangle abc has vertices a(1 4) b(-2,4) c(-1,-1) . A dilation with a scale factor of 0.25 and center at the origin is applied to the triangle. what are the coordinates of B in the dilated image? Question solved general 11 months ago 2277
You are considering buying one of two brands of barbecue grills. Brand F costs $650 and will last for about fifteen years. Brand G costs $200 and will last for about five years, so you will need to buy three of them over the years to equal one Brand F grill. In either case, you plan to pay for the grill with your credit card, which has an interest rate of 13.01%, compounded monthly. You will pay off a Brand F grill in five years of monthly payments, and you will pay off a Brand G grill in three years of monthly payments. Assuming that you have no other purchases on your credit card, over a fifteen-year period, which kind of grill will be cheaper, and how much cheaper will it be? (Round all dollar values to the nearest cent.) a. Brand G will end up costing $159.48 less than Brand F. b. Brand G will end up costing $50.00 less than Brand F. c. Brand F will end up costing $134.28 less than Brand G. d. Brand F will end up costing $91.08 less than Brand G. Question solved general 11 months ago 1823
Which classification best describes the following system of equations?12x+5y-3z=36x-2y+4z=39x-10y+5z=27inconsistent and dependentconsistent and dependentconsistent and independentinconsistent and independent Question solved general 11 months ago 6911
Which properties justify the steps taken to solve the system?4x+3y=252x+−5y=19Drag the answers into the boxes to match each step. Question solved general 11 months ago 8769
The diameter of small nerf balls manufactured at a factory in china is expected to be approximately normally distributed with a mean of 5.2 inches and a standard deviation of .08 inches. suppose a random sample of 20 balls is selected. find the interval that contains 95.44 percent of the sample means. Question solved general 11 months ago 7689
Solve 2 log 2x = 4. Round to the nearest thousandth if necessary Question solved general 11 months ago 8636