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A) Select all of the following variables for which a pie chart would be a valid visual display.

Group of answer choices

- final letter grades for students in STAT 2300

- the gender of students enrolled in STAT 2300

- the number of Economics majors taking STAT 2300

- final scores for students in STAT 2300

B) Select all of the following variables that could be displayed using a Pareto chart.

Group of answer choices

- the eye color of a student in STAT 2300

- the age of a student in STAT 2300

- the anticipated year of graduation for a student in STAT 2300

- the classification (freshman, sophomore, etc.) of a student in STAT 2300

Consider the fol lowing 4 statements Stat 1 : Elements a and h of a PDSET (S, g} is always comparable Stat 2 : The PDSEI' {2+ , II is totally ordered Stat 3 :The PDSEI' {HS} , E} does not have a least element Stat 4: 2 is the least element of PDSET [Z] Cheese all the correct choices a} Stat 1 is True and Stat 2 is True b} Stat S is False E] Stat 2 is False cl} Stat 4 is True eIIStat 3 is True and Stat 1 is True Consider the following class declarations when answering this question: class dog record class dog_Info publici public: int age: void operator +(const dog record & s); string name: Int wins: private: int races //cells in used Int capacity /tot cells dog record "dog stats: //dyn array Implement the overloaded "operator+" without chaining. This function will add a dog record to dog stats only if the name field does not match any of the dog records stored In dog stats. If a name matches any record In dog stats, do not add it and print the message "duplicate record". if dog stats is full print the message "dog stats full" 12p ParagraphQuestion 6 (1 point) 20 randomly selected students grades were recorded and asked if they liked statistics (Love, hate and Meh). Use the table below to answer the questions. Which events are Mutually Exclusive? Select ALL that apply. (Hint: Mutually exclusive means NO overlap nothing in common the intersection is 0) A and B Love stats and Meh Love stats and C Hate stats and A