a. What is the probability that a random person tests positive? | Select ) b. John just got the bad news that the test came back positive:; what is the probability that he has really the disease? [ Select]

Q: Sean wants to spend (example ) 100 on clothing and he wants to

A: Given: Total money need to spend on clothing = $100 Cost of each pair of pant = $20 Cost of each…

Q: the grades of a student in 6 exams were: find arithmetic of these grades 84,91,72,68,87,78;

A:

Q: In the following statements, express the first number as a percentage of the second number.  63…

A:

Q: why do we round 12.33 up? Shouldn't it be 12?

A: Solution

Q: Age: 21, 20 , 18, 30 Teenage (10-20) so what is the Freq(TeenAge) ?

A: Given Data: Age: 21, 20 , 18, 30 we have to calculate frequency : for Teenage (10-20)

Q: what is (-3.376) - (-5.6)

A: = (-3.376) - (-5.6)open bracket and minus mimnus sign become plus signtherfore=-3.376+5.6

Q: 『( -fm; オー 2+ッd A=

A:

Q: what is (-2.68) - (-1.7) = to?

A:

Q: The governor's approval rating dropped by 40%, to 18%. What was his approval rating before? O 25.2%…

A: Given, The governor's approval rating dropped by 40% to 18%.

Q: Susan is calculating her final grade in biology.  The grade is broken down as follows: Tests (50%),…

A: Her final grade = .5 * 82 + .3 * 78 + .2 * 86 = 81.6

Q: francis heard that a car sterer was on on sale for 30% off. if the slae price was 57.75, hen what…

A: The term per cent means for every hundred. A fraction whose denominator is 100 is called a…

Q: FIND THE VALUE OF: [(3.39) * 318 ]? 366

A: The value is:-

Q: ct one: a. 0.65 b. 0.95 c. 0.55 d. 0.75

A: It is an important part of statistics. It is widely used.

Q: Evaluate: (2.3) 5

A: Given: To evaliuate  (2.3)5=?

Q: Platinum was sold at $2025 per ounce last year. This year it sells for $2925 per ounce.  What is…

A:

Q: Using Dodge-Romig plans for AOQL of 3%, determine the sampe size if the process average defective is…

A: Given: Lot size=600,  Process average defective=0.50%. To find: Sample size using Dodge-Romig plans…

Q: Compare: (a) 0.31 0.301 (

A:

Q: (c) What percentage of students play video games for less than 64 hr per week? of the students play…

A: The following frequency distribution table is provided. Number of hours  Frequency (f) 1.0-7.9…

Q: What's 85,699 rounded all the way

A: Consider the given integer 85,699. Note that, the given number is an integer. So, it couldn’t round…

Q: First, change all substractions into add the opposite, then perform the calculations. (a).   44.9 +…

A:

Q: A coat has an original price $48.99. Gloria wants to calculate the final cost of the coat including…

A: We will rearrange the given expression for final cost to find another expression

Q: Interpret the following values of correlaton : +1, -1, 0.99,0.50, - 0.30, 0.10.

A: The correlation of +1 indicates perfect positive correlation. The correlation of -1 indicates…

Q: évaluate the following: r (5) " G) (5) r (

A:

Q: P(0.68<:<2.18):

A: Z~N(0,1) To find:

Q: Q: what is the result of (145.3)7 - (66.5)7?

A: 145.37 and  66.57are 7 base numbers.

Q: On January 21 the high temperature in Palm Springs California was 83°F and Whitefield New Hampshire…

A: topic- algebra

Q: The sales tax in Nassau County is 7 % If Mrs. Gutman paid a total of $53.50 for new curtains, what…

A:

Q: B: Evaluate the following: 2- 6 I (5.66) 5r (0.66)

A: Given 6Γ5.665Γ0.66

Q: Jade spent $37.60 on groceries. (4)/(5) of that total was spent on vegetables. How much was spent on…

A:

Q: Find p(A or B)  P(A)= 0.54, P(B)= 0.42, and P(A and B)=0.25

A: Let A, B are two events. The known probabilities are, P(A)= 0.54, P(B)= 0.42,  P(A and B)=0.25

Q: The table gives the temperature (in °F) in five cities at 6 a.m. on the same day. Use the table to…

A: Temperature of the city's

Q: Expand the expression: (4r – 3)' = %3D Submit Question

A:

Q: How would you answer -12/21+(-10/3)=

A: Here we simplify :-  -1221+-103

Q: (a) The number of students applying to graduate schools. answer: (b) The number of voters who vote…

A: It is given that the statements about to the discrete and continuous data sets. Here, need to find…

Q: B: Evaluate the following: 2- 65 (5.66) 57 (0.66)

A:

Q: QI: Evaluate: 3 -1 31 3 1 4 4 2 Is -1

A: From the given problem:   13242-15-13.2-133140-52   Let   A=13242-15-13   &amp;   B=2-133140-52   As…

Q: using dodge-romig plans for AOQL of 3%, determine the acceptance number if the process average…

A: According to Dodge-Roming Plan, AOQ= [p(Pa)(N-n)]/N where, N=lot size Pa=probability of accepting…

Q: Roboto 14px 1.5pt : B Name 1. Lowell works weekends at an ice cream parlor. Last week, his boss gave…

A: Solution:-

Q: Evaluate: (121)1/2

A: 12112

Q: Pat paid 1/8 of the restaurant bill, Jan paid 1/4 of it , and I paid the rest , $1.20. How much was…

A:

Q: Given Final Answer 1.809-2 2. 3. (w3x4ySz6)5 4.9-4 5.60

A: We have to compute the given expressions using the law of exponents. We can write the large numbers…