Learning Task 2 Direction: Write one problem statement for each subject area that Statistics can solve. Question solved algebra 4 months ago 8366
The solution generated by the calculator is 5.779E-8. Describe how to interpret the solution. Question solved algebra 4 months ago 3164
1. Which of the following is a discrete random variable? a.The average amount of electricity consumed b. The number of patients in a hospitall c. The amount of paint used in repainting a building d. The average weight of female athletes 2. If two coins are tossed. which is not possible value of the random variable fo the number of heads? a. 0 b. 1 c. 2 d. 3 3. Which of the following is not a true statement? a. The value of a random variable could be zero b.Random variables can only have one value c.The probability of the value of a random variable could be zero 1. Ihe sum of all the probabilities in a probability distribution is always equal to one 4. Which formula gives the probability distribution shown by the table x 2 6 PX 1/21/31/6 a. PX=1/X b 1. PX=X/6 c. PX=6/X d. PX=1/6 5. If PX=X/6 , what are the possible values of X for it to be a probability distribution? a.0.2.3 b. 1,2,3 c.2,3,4 d. 1,1,2 For numbers 6-8 , refer to the probability distribution shown below 6. What is the mean of the probability distribution? a.1.5 b. 1.2 c. 1.6 d. 1.8 7. What is the variance of the probability distribution? a.0.75 b. 1.00 c. 1.25 d. 0.50 8. What is the standard deviation of the probability distribution? a.1.00 b. 0.87 c. 1.12 d. 0.71 For numbers 9-10 refer to the probability distribution shown below 246 PX 1/5 175 1/5 1/5 is 9. What is the mean of the probability distribution? a.1.5 b. 2.0 c. 3.5 d. 4.0 Question solved algebra 4 months ago 1769
Which number has the lowest value? 1/6 16 1/3-1/6 2/3-1/7 1/3-1/4 Question solved algebra 4 months ago 2718
Which is true about the polynomial y2-3y+12 ? It is a binomial with a degree of 2. It is a binomial with a degree of 3. It is a trinomial with a degree of 2. It is a trinomial with a degree of 3. Question solved algebra 4 months ago 4924
Enter this number, 6.24159, rounded to the hundredths place. Question solved algebra 4 months ago 1879
Escribe como potencia cada producto. a 5 * 5 * 5 * 5= b -8 * -8 * -8= c -3 * -3 * -3 * -3 * -3 * -3=square d 4 * 4 * 4 * 4 * -3 * -3= e m * m * m * m * m=m f a * a * a * b * b= g x+4 * x+4 * x+4 * x+4= h -2+p * -2+p * -2+p= Question solved algebra 4 months ago 7851
Fill in the blanks. 1. The median score is also the percentile. 2. The lower quartile is equal to percentile while the upper quartile is equal to the percentile. 3. D_8 is also equal to P Question solved algebra 4 months ago 5636
1. Which of the following table of values represents a quadratic function? b. c. d. 2. Which of the following shows the graph of fx=2x-12-3 b. C.d. Question solved algebra 4 months ago 4082
What is the completely factored form of fx=x3-2x2-5x+6 ? fx=x+2x-3x+6 fx=x+2x-3x-6 fx=x-2x+3x-1 fx=x+2x-3x-1 Question solved algebra 4 months ago 9223
Graph the linear inequality shown below on the provided graph. y ≤ 1/3 x - 6 Drawing Tools Click on a tool to begin drawing Delete Undo Reset Select Line Dashed Line Shaded Region s reserved. Question solved coordinate-geometry 4 months ago 9158
Use the multiplier method to increase £88 by 14% You must show your working. Question solved algebra 4 months ago 2872
30. In 8 s, a car that starts from rest and moves with uniformly accelerated motion has achieved a speed of 72m/s. How much space must it travel to reach a speed of 90m/s? Sunshine: 450 m Question solved general 4 months ago 2233
The bus one way of the road which is 10km is heading with speed of 20km/h ,then the bus the other 10km is heading with speed of 60km/h. The middle speed of the road is it equal with arithmetic speed of the v1 and v2 ? Question solved general 4 months ago 1838
A juice shop prepares assorted juices, for their juices they have 5 different types of fruit. How many types of assortments can be prepared in total, if it is considered an assortment to a juice made with two or more fruits? Question solved general 4 months ago 2957
6. Among 100 of products there are 20 rejects. We will randomly select 10 of products. The random variable X indicates the number of rejects among the selected products. Determine its distribution. Question solved general 4 months ago 2890
The data set (75, 85, 58, 72, 70, 75) is a random sample from the normal distribution No(µ, σ). Determine a 95% two-sided confidence interval for the mean µ . Question solved general 4 months ago 156