2 July, 2017 by The TZ Newswire Staff Comments Off on Simpson’s paradox
Simpson’s paradox
I was researching various way to compute weighted averages, and came across something seemingly unrelated, called the Simpson’s paradox:
Simpson’s paradox, or the Yule–Simpson effect, is a phenomenon in probability and statistics, in which a trend appears in different groups of data but disappears or reverses when these groups are combined.
Wikipedia has a very good article on it:
https://en.wikipedia.org/wiki/Simpson’s_paradox
2 July, 2017 by The TZ Newswire Staff Comments Off on Why Analysts Ganged Up on Nike After Earnings
Why Analysts Ganged Up on Nike After Earnings
Management believes that Nike is poised for a big year, but there seem to be mixed feelings in the analyst community. Some analysts are coming to defend the Swoosh while others think apparel trends…
2 July, 2017 by The TZ Newswire Staff Comments Off on Horse racing socialite buys UES apartment for $10M
Horse racing socialite buys UES apartment for $10M
Sheila Rosenblum, head of the Lady Sheila Stables horse racing syndicate, has just bought an apartment at 151 East 58th Street for $10.3 million from Avon heiress, Sandra McConnell, per city records. Rosenblum’s purchase comes on the heels of her other apartment — a 5,000-square-foot duplex at Zeckendorf’s 515 Park Avenue — going into contract. That apartment (which we toured for a profile of Rosenblum) was last listed for $35 million. Rosenblum was not immediately available to […]
2 July, 2017 by The TZ Newswire Staff Comments Off on IPOs This Week: A Single Offering on Tap After 8 IPOs Last Week
IPOs This Week: A Single Offering on Tap After 8 IPOs Last Week
Just one IPO is scheduled for the holiday-shortened week ahead following a week that saw 8 IPOs hit the public market, including unicorn Blue Apron.
2 July, 2017 by The TZ Newswire Staff Comments Off on Week Ahead: Will Oil Gains Continue; Euro Bullishness Increase?
Week Ahead: Will Oil Gains Continue; Euro Bullishness Increase?
2 July, 2017 by The TZ Newswire Staff Comments Off on Target Shuffles Brand Deck Hoping for More Customers
Target Shuffles Brand Deck Hoping for More Customers
Target announced on Saturday that the company would be reshuffling the deck on its own brands, adding some new ones and allowing others to fade away.
2 July, 2017 by The TZ Newswire Staff Comments Off on “How do you feel about being a member of the information age?” — NYC street interviews from 1970s
“How do you feel about being a member of the information age?” — NYC street interviews from 1970s
In the 1970s, filmmaker David Hoffman took to the streets of Manhattan to interview New Yorkers on “the coming of the information age.” It’s a portal back to an amazingly specific moment in New York history — a moment when the city was in crisis. “As I look at it, it shows me that in a way, nothing has changed, and in a way, so much has changed,” Hoffman says. “Notice that most people had […]