QUESTION In marketing research what is the difference between undisguised and disguised questionnaires? And when should each be used? ANSWER: REQUEST HELP FROM A TUTOR
QUESTION The daily changes in the closing price of stock follow a random walk. That is, these daily events are independent of each other and move upward or downward in a random matter and can be approximated by a normal distribution. Let’s test this theory.Use either a newspaper, or Internet on NFLX NYSE Record the […]
QUESTION Test the hypothesis, at the 5% level of significance, that the yearly number of earthquakes felt on a certain island has mean 52 if the readings for the past 8 years are 46, 62, 60, 58, 47, 50,59, 49. Assume an underlying Poisson distribution and give an explanation to justify this assumption. ANSWER: […]
QUESTION Problem 1a. A toy manufacturer received a shipment of wheels from two suppliers. Randominspection of 100 wheels from one supplier revealed 6 defectives. Random inspection of100 wheels from the second supplier revealed 11 defectives. Statistically test whether theproportion of defectives is different between the two suppliers at α = 0.05? Include all 5steps.b. Calculate […]
QUESTION 1. Eight percent of all college graduates hired by companies stay with the same company for more than five years. The probability, rounded to four decimal places, which in a random sample of 12 such college graduates hired recently by companies, exactly 2 will stay with the same company for more than five years.2. […]
QUESTION Let the random variable Z have a standard normal distribution.Fill in the blanks. (Give your answers to four decimal places.)a. P(Z⩽1.42) is .b. P(Z2.59) is . e. P(-0.05
QUESTION watch video : http://bevideos.mhhe.com/business/video_library/0077325117/swf/Clip_13.htmlanswer the following questions and answer in 3 paragraphs (make each paragraph a good size) :1st paragraph What role does the Geek Squad play in Best Buys’ customer centricity approach?How does this service affect the consumer’s purchase decision? What are the risks involved?2nd paragraphWhen considering time as an important situational factor, […]
QUESTION The Washington, DC, Metro has some long and deep escalators. The longest continuous escalator is at the Wheaton (Red Line) stop. It is 230 feet long and approximately 140 feet deep. For those who simply ride the escalator (without extra steps), it takes just over 2.5 minutes to complete the journey. However, because many […]
QUESTION 1. Situational Overview: What are the strengths and weaknesses of the RBS brand?2. Past Promotional Events: Analyze the effectiveness of past RBS consumer and trade promotions. How have the promotional strategies impacted sales volume? What kind of return on investment is the company getting for consumer promotions and trade promotions?3. Push vs. Pull: Compare […]
QUESTION *Give all answers to four decimal places.A large lecture theater has 230 seats, 21 of which can accomodate left-handed students. Suppose it is known that 12% of people are left-handed. One class held in the theater has 209 students.(a) Let X be the number of left-handed students in the class. What are the mean […]