8. In a Youth Club, the expected number of people who can play a musical instrument is 4 and the variance is 3.2. Find the probability that: a. Five people can play a musical instrument b. Less than six people can play a musical instrument

Q: Evaluate 2000(0.004) 0.5t for t = 5 and for t = 10.

A: Given 20000.0040.5t

Q: 185 = 335 − 262e−0.03t

A: Here we will find the value of t by substituting the value of e as 2.718.

Q: Subtract: 4 а. 7 — 10 b. 4.3 - (-6.2) с.

A: a). To subtract 7-10. Solution: If we subtract a larger number from a smaller number then result…

Q: Find RS. 41 47 A. 30.8 B. 53.0 ©2021

A: Our Objective is to find RS.

Q: P1=1355896 P2=479686 d2 = 504

A: …

Q: Solve : (1/4)(4.4)(12)

A: To solve: (1/4)(4.4)(12)

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

A: The value is:-

Q: Based on the coefficient of determination (R² )value given for Graph A, which is the best…

A: Given R2=0.9073 for graph A linear regression.

Q: 04÷89

A: 0.4÷8.9=0.48.9=0.4×108.9×10=489

Q: To the nearest thousandth, t 0,03,14 = O -2.060 O -2.046 2.046 O 1.881 O 2.060

A: We have to find the t- table value from the student t- distribution.

Q: Solve for : 17(1.07) 19(1.087) 11 - G

A:

Q: Find the following, given that P(AUB) = 0.75, P (AUB) = 0.04, and P(AB) = 0.65. 20. P(BA)

A:

Q: Express 5 ¾ % in decimal.

A:

Q: Evaluate: | (3 e + 9" – 7) dæ =.

A: Given that,

Q: find the derivative 343xt5

A: Recall the following. fx=ghxddxfx=ddxgxddxhx

Q: *dz 266420 43569 263420 O 261415

A:

Q: Emily earns RO 150 per week plus 38% commission. He sells RO 1100 in one week. What is his gross…

A: Per week earning = RO 150 Per week comission = 38% Sales in a week = RO 1100 Gross weekly salary = ?

Q: 5.6cm=?mm

A: We will solve the following

Q: What the the reciprocal for 5/9

A:

Q: Evaluate the formula E=zp1−pn for z=1.959964​, p=0.540​, and n=955

A: In this context, E denotes margin of error. Formula for margin of error: E=zp1−pn Here, we…

Q: A.B = 6+b =[4+ b²19+1 TAL IB| Cos o %3D

A: Given,         A.B=|A|.|B| cos(0)   ⇒ 6+b=4+b2.9+1

Q: Evaluate 1000(0.06) 0.2tfor t = 4 and for t = 6.

A: The given expression is 1000 0.060.2 t. Substitute t=4 in the above expression and obtain that, 1000…

Q: 21 4/3 86 m25 = 6. 52

A: We have to solve the problem

Q: what is 0.03cm+5.30mm+0.013m+94µm

A: 1nm = 10-3m .1cm = 10-2m.

Q: 18) mz2 = 13x+ 3 146

A:

Q: Marc received a commission of RO 448 for selling RO 6400 in goods in the last week. The rate of…

A: In this question we need to find a The rate of commission he earns

Q: My answer choices are 1/10. 1/150. 3/20. 1:15

A: Jimmy puts 10 cards in the bowl, and the bowl has a total of 150 cards.

Q: 362 2. 83 = V:

A: 1) The value of 3612 can be calculated as, 3612=36=6. Hence, 3612=6 .

Q: On the first day of the month, Michael places 5¢ in a jar. The next day, he places 7¢ in the jar.…

A:

Q: [4.9654] =

A: We have to evaluate 4.9654

Q: Convert 6 4/7 to decimal O a. 6.47 O b. 6.74 C. 64.70 O d. 6.57

A: The given fraction is 647 the improper fraction is 467

Q: Calculate 3/4 -2 75+ (3 4 ¹/3) =

A: Given query is to simplify the mix fraction and calculate.

Q: Determine the value of C P(C≤2 ≤ 0.88) = 0,7894 1

A: Solution